Acar travels at 2000 meters east in 40 seconds. what is the cars velocity

Which graph best represents the relationship between the electric current and the rate at which a magnet is turning inside an electric generator?

Which situation will have the highest resistance? a.long wire and high temperatureb.short wire and high temperaturec.long wire and cold temperaturedshort wire and low temperature

Me pl give an example of a collision in real life. use the law of conservation of energy to describe the transfer of momentum. be sure and discuss the momentum before and after the collision occurs. you will need at least 3 sentences to thoroughly answer this question.